[MPlayer-users] Encrypted VOB file!

[J.S.Sahambi]

When I play an mpg file the mplayer gives the following error and exits. 
An clue why this is happening?

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Playing movie.mpg.
LMLM4 Stream Format not found
MPEG-PS file format detected.
Encrypted VOB file! Read DOCS/HTML/en/dvd.html.
Encrypted VOB file! Read DOCS/HTML/en/dvd.html.
MPEG: FATAL: EOF while searching for sequence header.
Video: Cannot read properties.
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